Technology in a Box Box Contents: USB microphone Audacity Directions What you can do: Record audio snippets for inclusion in your online course space Send an audio reminder via email Overview Audio recordings can be valuable teaching tools if you want to expose students to a speech, genre of music, dramatic reading, interview, mini-lecture or particular song. Steps 1. Download and install Audacity. 2. Download and install LAME MP3 Encoder. 3. Configure Audacity. 4. Create an audio file. 5. Share the file.
Step 1: Download and Install Audacity Note: If you are working on your office computer, you may download and install software if you have signed the Administrative Rights form through IT. Contact the Help Desk (ext. 1139) if you would like to have Administrative Rights to your computer. If you do not have, nor do you wish to have, Administrative Rights to your computer, you can request Audacity be installed on your work station by contacting the Help Desk. 1. Open your browser. 2. Go to http://audacity.sourceforge.net/download. 3. Click the Download Audacity 1.2.6 link. 4. Under Recommended Download, click the Audacity 1.2.6 installer link. 5. If prompted, select a download (i.e. North American location) Note: if nothing happens, look at the top of your browser window, a pop-up blocker may need to be bypassed (do this by clicking the bar with the blocked message) or click the.exe link at the top of the page. 6. A File Download window will open, click the Run button. 7. You may be prompted to click the Run button a second time. 8. A Setup Wizard will open. 9. Follow the Wizard (click the Next button through the steps until you reach the Finish button) Step 2: Download and Install Lame MP3 Encoder The LameMP3 Encoder will allow you to export the aduio file in.mp3 format which is a standard audio compression format that reduces the size of audio files while maintaining decent sound quality for sharing on the web. 1. Open your browser. 2. Go to http://lame.buanzo.com.ar/ 3. Scroll to the appropriate download link for your operating system (Windows or Mac). a. Windows users: i. Under Zip Option, click the libmp3lame-win-3.98.2.zip link. ii. Select the Save File option. iii. Click the OK button. iv. The zip file will be saved to your desktop. v. Go to your desktop and right-click the lame-3.98.2 zip file, select Extract All. vi. Follow the extraction wizard steps. vii. You will see a lame-3.98.2 folder appear on your desktop. Updated 8/17/2011 by The Office of Online Learning Page 2 of 6
Step 3: Configure Audacity You will only need to do this once to create ideal recording and output settings in the software. 1. Plug in a USB microphone to the computer. 2. Open Audacity. 3. Go to Edit > Preferences. 4. Click the Audio I/O tab. 5. Check to make sure that your sound card is selected as the playback and recording device. a. Under Recording, in the Device drop-down menu, select your microphone. Note: default is usually your built-in microphone while the other option (AK5370 for example) is your USB microphone. b. Under Recording, in the Channel drop-down menu,, choose 1 (Mono). 6. Click the Quality tab. c. Select 44,100 Hz from the Default Sample Rate drop-down menu. d. Select 16-bit from the Default Sample Format drop-down menu. 7. Click the File Formats tab. e. Select WAV (Microsoft 16 bit PCM) from the Uncompressed Export Format drop-down menu. f. Click the Find Library button. g. Navigate to the downloaded Lame file. 8. Click the OK button. Step 4: Create and Audio File 1. Write a script a. Prior to recording your audio it is a good idea to have a script prepared. In addition to guiding your audio recording, this can serve as a transcript that can be shared to ensure greater accessibility to content for all members of your audience. 2. Record your script a. Open Audacity. b. Click the record button. c. Work from your script to record your audio. Updated 8/17/2011 by The Office of Online Learning Page 3 of 6
d. Click the stop button when you are done. e. Click the play button to hear your recording. f. When satisfied with your recording, go to File > Export as MP3. g. Navigate to the location where you want to save the file. h. Give the file a name (the shorter the better). i. Click the Save button. j. An Edit the ID3 tags window will open. k. Enter a title and artist and any other desired information. Click the OK button. l. Close Audacity. m. Click the Yes button to save the recording as an Audacity file which can later be modified, or click the No button if you are satisfied with the MP3 file you have created. Step 5: Upload the Audio File to a Course Space Access your course space. Make sure you are in the Build tab. On the Designer Tools menu, click File Manager. Click the Create Folder button to create a folder for audio files. Updated 8/17/2011 by The Office of Online Learning Page 4 of 6
In the Create Folder window, type the folder name in the *Title: field. Click the OK button. In File Manager, click the name of the folder you just created. Click the Get Files button. In the Get Files window, click the My Computer icon. A file browser window opens. Navigate to the location of your saved mp3 file. Click the Open button. Updated 8/17/2011 by The Office of Online Learning Page 5 of 6
When the file has uploaded, it will appear in your folder. You can now link the audio file anywhere in your course. Click the Add File button and select Browse for Files. Choose the folder you created for audio files and choose the desired file. Additional Resources: Digital Tutorial: http://www.how-to-podcast-tutorial.com/17-audacity-tutorial.htm Updated 8/17/2011 by The Office of Online Learning Page 6 of 6